Solar System Planets. Astronomy articles on the eight planets, plus the two dwarf planets, Pluto and Eris. Great pictures of everything in the solar system. Updated daily.

NASA's new EXIS instruments, which will launch on June 25, will provide real-time alerts of solar flares, protecting space technology and astronauts from the sun's unpredictable behavior.

NASA's PUNCH mission, a tiny constellation of four satellites, captured a photo of the moon drifting across the sky through a haze of sunlight. The mission is still undergoing commissioning and is ...

NASA’s PUNCH mission provides the first-ever 3D views of solar storms in motion, revealing their structure and paths to Earth ...

Eyes on the Solar System is a 3D visualization tool that allows users to peek in on a plethora of cosmic wonders throughout our solar system. And now, NASA has made it even easier to do so.

"NASA's OSIRIS-REx mission already is rewriting the textbook on what we understand about the beginnings of our solar system," said Nicky Fox, the associate administrator of Science Mission ...

If real, this would be a newly discovered architectural element of the solar system. It has remained invisible until very imaginative and curious astronomers, and the power of Hubble, came along.

Out where the Sun shrinks to a bright pin, Voyager 1 is getting a cosmic suntan. Nearly 24 billion kilometers from Florida’s ...

For nearly a decade, scientists have been on the hunt for Planet Nine – a hypothetical celestial object on the edge of our Solar System. Now, astronomers claim to have discovered this ninth ...

NASA’s Goddard’s Space Flight Center in Greenbelt, Maryland, has two new permanent exhibits on display. The exhibits will inspire the public to learn more about our Sun and solar system.

An experimental NASA solar sail can be seen in the night sky as it orbits the Earth. NASA's Advanced Composite Solar Sail System (ACS3) launched in April 2024 atop a Rocket Lab Electron rocket.